April 18, 2014July 1, 2022The eggs at J-09 Black Guillemots, unlike many seabirds, lay more than one egg. These eggs are from nest J-09. Please leave this field emptyBefore You Go! Sign up to receive the latest updates from the Friends of Cooper Island. Email Address * We send occasional emails about our work during the field season. We respect your privacy. Check your inbox (or spam folder) to confirm your subscription.